1 files changed, 31 insertions, 0 deletions
diff --git a/libc-bottom-half/cloudlibc/src/libc/sys/stat/fstatat.c b/libc-bottom-half/cloudlibc/src/libc/sys/stat/fstatat.c
new file mode 100644
index 0000000..25b29ac
--- /dev/null
+++ b/libc-bottom-half/cloudlibc/src/libc/sys/stat/fstatat.c
@@ -0,0 +1,31 @@
+// Copyright (c) 2015-2016 Nuxi, https://nuxi.nl/
+//
+// SPDX-License-Identifier: BSD-2-Clause
+
+#include <sys/stat.h>
+
+#include <wasi/api.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h>
+
+#include "stat_impl.h"
+
+int __wasilibc_nocwd_fstatat(int fd, const char *restrict path, struct stat *restrict buf,
+                             int flag) {
+  // Create lookup properties.
+  __wasi_lookupflags_t lookup_flags = 0;
+  if ((flag & AT_SYMLINK_NOFOLLOW) == 0)
+    lookup_flags |= __WASI_LOOKUPFLAGS_SYMLINK_FOLLOW;
+
+  // Perform system call.
+  __wasi_filestat_t internal_stat;
+  __wasi_errno_t error =
+      __wasi_path_filestat_get(fd, lookup_flags, path, &internal_stat);
+  if (error != 0) {
+    errno = error;
+    return -1;
+  }
+  to_public_stat(&internal_stat, buf);
+  return 0;
+}